Re: Performance of storing data in Lucene vs other (No)SQL Databases

2012-05-20 Thread findbestopensource
Hi, Lucene is not a data store. You should store data in file system / DB and store only the reference key and data related to display summary results as part of Lucene. Usually in most application, once the search is performed list of search results with just few information will be displayed. O

Re: Getting DF & IDF

2012-05-20 Thread yura.minsk
int numDocs = filterIndexReader.numDocs(); ... idf = Math.log10((double) numDocs / docFreq); Sethu_424 wrote > > wrong formula. numDoc should not be a count of documents in index - but documents containing searching term. We need something like IndexReader.docFreq( term ); -- View this messa